McGinley, Ronald J. <br/><br/>
Studies of Halictinae (Apoidea:Halictidae).  II  Revision of Sphecodogastra Ashmead, floral specialist of Onagraceae 
 Revision of Sphecodogastra Ashmead, floral specialist of Onagraceae 
Ronald J. McGinley. 
 - Washington, D.C.  Smithsonian Institution Press  2003. 
 - iii, 55 p.  ill., maps  28 cm. 
 - Smithsonian contributions to zoology  610  no. 610 .
<br/><br/>Includes bibliographical references (p. 54-55). 
<br/><br/><label>LCCN: </label>2001020072 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sphecodogastra--Classification.
<br/><br/><label>LC Class. No.: </label>QL1  QL568.H3  / .S54 no. 610 
<br/><br/><label>GPO Item No.: </label>0910-D 
<br/><br/><label>Gov. Doc. Class. No.: </label>SI 1.27:610